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Area Code Profile

840, CA

Browse ZIP codes and key stats for 840, California: population, households, income, education, health coverage, and more.

Area Code details
Local time 22:40:26(PT)
Location840, CA
Population (ZIP areas)1,994,006(sum of local ZIP code populations)
Total ZIP codes65total
ZIP codes (by type)
49 Standard14 PO Box2 Unique
Overlay codes
Cities Covered
Counties Covered

Map of area code 840

Map of area code 840, California
Interactive map showing the coverage area of 840 in California. Click to load.

ZIP codes in area code 840

65 ZIP codes covered by this area code.

Cities served by area code 840

44 cities covered by this area code.

CityZIP codes
Median incomeHousehold
Population
San Bernardino15$67,753222,101
Fontana5$108,735208,393
Ontario4$94,020175,265
Rancho Cucamonga5$115,345174,453
Pomona4$79,479151,713
Rialto2$88,857104,026
Chino2$104,68291,403
Upland3$105,83079,040
Chino Hills1$126,33478,411
Redlands3$105,04173,168
Highland1$77,12056,999
Diamond Bar1$108,28155,072
Yucaipa1$90,79454,542
Colton1$71,20853,909
Brea3$131,12947,325
Montclair1$77,65937,865
Claremont1$125,64737,266
San Dimas1$105,32134,924
La Verne1$103,76131,334
Walnut2$129,44928,430
Loma Linda3$82,35324,791
Bloomington1$81,64024,339
Grand Terrace1$83,62813,150
Big Bear City1$71,51112,738
Lake Arrowhead1$95,23612,401
Crestline1$77,78611,650
Calimesa1$87,18110,026
Mentone1$74,7089,557
Running Springs1$81,5165,268
Big Bear Lake1$76,2505,046
Twin Peaks12,239
Cedarpines Park11,441
Cedar Glen11,310
Blue Jay11,089
Forest Falls11,053
Lytle Creek1$86,394725
Rimforest1677
Patton1$100,972632
Angelus Oaks1581
Fawnskin1510
Green Valley Lake1458
Mt Baldy1432
Skyforest1221
Sugarloaf17

Counties served by area code 840

6 counties covered by this area code.

CountyZIP codes
Median incomeHousehold
Population
Los Angeles County499$90,11210,014,009
Orange County143$116,2893,186,989
Riverside County99$93,0742,418,185
San Bernardino County110$85,4782,181,654
Tulare County41$71,300473,117
Lassen County16$67,40332,730

Data Sources & Citations

The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:

  • United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
  • United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS